| Company | Status | Now Known As | Street Address | Customer Contact No. | |
|---|---|---|---|---|---|
| C-LECcom, Inc. | Ceased Operations | ||||
| C-Phone Corporation | Ceased Operations | ||||
| C-Tec Corp. | Ceased Operations | ||||
| C2C Telecom, Inc. d/b/a Pincity.com | Ceased Operations | ||||
| Cable and Wireless Communications, Inc. | Ceased Operations | ||||
| Cable Communications of Willsboro, Inc. | Ceased Operations | 3922 NYS RT 22 PO Box 625 Willsboro, NY 12996 | |||
| Cable TV of Tri-States, Inc. | Ceased Operations | ||||
| Cable & Wireless Americas Operations, Inc. | Ceased Operations | ||||
| Cable & Wireless Americas Operations, Inc. | Ceased Operations | N/A | 20110 Ashbrook Pl., Ste. 170 Ashburn, VA 20147 | ||
| Cable & Wireless Global Card Services, Inc. | Ceased Operations | ||||
| Cable & Wireless Global Markets, Inc. | Ceased Operations | ||||
| CABLE & WIRELESS USA, INC. | Ceased Operations | ||||
| Cable & Wireless, Inc. | Ceased Operations | ||||
| Cablevision-Ramapo | Ceased Operations | ||||
| Cablevision Industries, Inc. | Ceased Operations | ||||
| Cablevision Industries, Inc. d/b/a Time Warner Cable | Ceased Operations | ||||
| Cablevision Lightpath, Inc. | Ceased Operations | Cablevision Lightpath, LLC | 200 Jericho Quadrangle Jericho, NY 11753 | ||
| Cablevision Lightpath, LLC | Active | 1111 Stewart Avenue Bethpage, NY 11714 | 866-611-3434 | ||
| Cablevision of Brookhaven, Inc. | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision of Ossining, L.P. | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision of Rockland/Ramapo, Inc. | Ceased Operations | ||||
| Cablevision of Rockland/Ramapo, LLC | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision of Southern Westchester, Inc. | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision of Wappingers Falls, Inc. | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision of Warwick, Inc. | Ceased Operations | ||||
| Cablevision of Warwick, LLC | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision of Westchester | Ceased Operations | ||||
| Cablevision Systems Corp. | Ceased Operations | ||||
| Cablevision Systems Dutchess Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems East Hampton Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems Great Neck Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems Huntington Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems Islip Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems Long Island Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems New York City Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems of Yorktown | Ceased Operations | ||||
| Cablevision Systems Suffolk Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cablevision Systems Westchester Corporation | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| Cabtel Communications, Inc. | Ceased Operations | ||||
| CAI Wireless Systems, Inc. | Ceased Operations | ||||
| Caine Communications, Inc. | Ceased Operations | ||||
| Calence, Inc. | Ceased Operations | 1560 West Fountainhead Parkway 2nd Floor Tempe, AZ 85282 | |||
| Call-O-Call, Inc. | Ceased Operations | ||||
| Call Home America, Inc. | Ceased Operations | ||||
| Call Plus, Inc. | Ceased Operations | ||||
| Call Sciences, Inc. | Ceased Operations | ||||
| CALL SELECT USA, LLC | Ceased Operations | 3035 Wharton Way Mississauga, ON L4X 2B4 | |||
| CallCatchers Inc. dba FreedomVoice Systems | Ceased Operations | GoDaddy.com, LLC | 5600 Avenida Encinas # 170 Carlsbad, CA 92008 | ||
| CallCatchers, Inc. | Ceased Operations | FreedomVoice Systems 169 Saxony Road Suite 212 Encinitas, Ca 92024 USA | |||
| CallManage, Inc. | Ceased Operations | ||||
| Calls for Less, Inc. | Ceased Operations | ||||
| Calmtel USA, Inc. | Ceased Operations | 10301 Democracy Lane Suite 401 Fairfax, VA 22030 | |||
| Calpoint (New York), LLC | Ceased Operations | ||||
| Cambrian Communications, LLC | Ceased Operations | ||||
| Campuslink Communications Systems, Inc. | Ceased Operations | ||||
| CanCall Communications, Inc. | Ceased Operations | ||||
| Cannect Communications, Inc. | Ceased Operations | ||||
| Cantor Commuications Group, LLC | Ceased Operations | ||||
| Capital Network System, Inc. | Ceased Operations | ||||
| Capital Telecommunications, Inc. | Ceased Operations | 200 West Market Street York, Pennsylvania 17401 | |||
| Caprock Communications Corp. | Ceased Operations | ||||
| Caprock Telecommunications Corp. | Ceased Operations | ||||
| Capsule Communications, Inc. | Ceased Operations | ||||
| Cardinal Telecommunications, Incorporated | Ceased Operations | ||||
| Caribbean Telecommunications, Inc. | Ceased Operations | ||||
| Caribbean Telephone and Telegraph, Inc. | Ceased Operations | ||||
| Carilink International, Inc. | Ceased Operations | ||||
| Carmel Cable Television, Inc. | Ceased Operations | ||||
| Carmel Telephone Services, Inc. d/b/a SusCom | Ceased Operations | ||||
| Cassadaga Telephone Corporation | Active | 40 Temple St Fredonia, NY 14063-0209 | 716-673-3000 | ||
| Castle Cable TV, Inc. | Active | 26 South Main Street Hammond, NY 13646 | 315-324-5911 | ||
| CAT Communications International, Inc. | Ceased Operations | 3435 Chip Drive, NE Roanoke, VA 24012 | |||
| CAT Partnership dba Cablesystems of Watertown | Ceased Operations | ||||
| Catholic Telecom, Inc. | Ceased Operations | ||||
| Catskill Mountain Cablevision, Inc. | Active | 200 Jefferson Heights Catskill, NY 12414 | 800-342-5400 | ||
| Catskills Communications, Inc. | Active | 50 Swart Street Margaretville, NY 12455 | 845-586-1500 | ||
| Catskills Communications, Inc. dba MTC Long Distance | Active | 50 Swart Street Margaretville, NY 12455 | 845-586-1500 | ||
| Catskills RSA Limited Partnership | Ceased Operations | ||||
| Cause Based Commerce Incorporated d/b/a The Sienna Group | Active | 237 Beaver Road Suite A Walton, KY 41094 | 877-474-3662 | ||
| Cbeyond Communications, LLC | Ceased Operations | 320 Interstate North Parkway SE, Atlanta GA 30339-2213 320 Interstate North Parkway SE Atlanta, GA 30339-2213 | |||
| CBN Connect, Inc. | Inactive | 194 US Oval Plattsburgh, NY 12901 | |||
| CBS Corporation | Ceased Operations | Westinghouse Communications | |||
| CBTS Technology Solutions LLC | Active | 221 E. 4th Street Cincinnati, OH 45201 | 513-841-6339 | ||
| CCCNY, Inc. | Ceased Operations | CONNECT! | |||
| CCG Communications, LLC | Ceased Operations | NA | 80 Central Street Boxborough, MA 01719 | ||
| CCSI Telecom, Inc. | Ceased Operations | ||||
| CE Networks, LLC | Ceased Operations | ||||
| CEG Communications, Corp. | Ceased Operations | ||||
| CEI Networks, Inc. | Ceased Operations | ||||
| Cel-Net I Communications | Ceased Operations | ||||
| Celcom Communications Corporation of Albany II | Ceased Operations | ||||
| Celebrate Communications, L.L.C. ("Celebrate") | Ceased Operations | ||||
| Celebrity Phone Card Telecommunications, Inc. | Ceased Operations | ||||
| Cellcom Telephone Company, Inc | Ceased Operations | ||||
| Cellnet Telecommunications L.L.C. of Michigan dba C-Net Communications | Ceased Operations | ||||
| Cellulease, Inc. | Ceased Operations | ||||
| Celtic Communications | Ceased Operations | ||||
| Centennial Florida Switch Corp. | Ceased Operations | ||||
| Central New York Talk Transit | Ceased Operations | ||||
| Central Payphone Services, Inc. | Ceased Operations | ||||
| Central Telecom Long Distance, Inc. | Active | 102 S Tejohn Street 11th Floor Colorado Springs, CO 80903 | 888-988-9818 | ||
| Century Communications Corp. | Ceased Operations | ||||
| Century Network, Inc. | Ceased Operations | ||||
| Century Telecommunications, Inc. | Ceased Operations | ||||
| CenturyLink Communications, LLC | Ceased Operations | CenturyLink Communications, LLC d/b/a Lumen Technologies Group | 100 CenturyLink Drive Monroe, LA 71203 | ||
| CenturyLink Communications, LLC d/b/a Lumen Technologies Group | Active | 100 CenturyLink Drive Monroe, LA 71203 | 877-453-8353 | ||
| Centurylink Public Communications, Inc. d/b/a CenturyLink | Ceased Operations | 100 CenturyLink Drive Monroe, LA 71201 | |||
| CenturyTel Long Distance, Inc. | Ceased Operations | ||||
| CenturyTel Telecommunications, Inc. | Ceased Operations | ||||
| CEO Telecommunications Inc. | Ceased Operations | ||||
| Certain Communications Corporation | Active | 4101 East Louisiana Ave. Suite 111 Denver, CO 80246 | 310-933-6500 | ||
| CFW Communications Services Inc. | Ceased Operations | ||||
| CH Communications | Ceased Operations | Chain Lakes Cable | 9507 Cherokee Trail Crossville, TN 38572 | ||
| Chadwick Telecommunications Corp. | Ceased Operations | ||||
| Chain Lake Cablevision | Ceased Operations | ||||
| Champlain Telephone Company | Active | 11118 Rte 9 Champlain, NY 12919 | 518-298-2411 | ||
| ChampNET Communications | Ceased Operations | ||||
| ChargeNet Communications, Inc. | Ceased Operations | ||||
| Charter Communications | 400 Atlantic Street Stamford, CT 06901 | ||||
| Charter Communications Entertainment, 1, LLC | Ceased Operations | ||||
| Charter Communications Holding Company,LLC* | Ceased Operations | ||||
| Charter Fiberlink CCVII, LLC | Ceased Operations | N/A | 12405 Powerscourt Dr. St. Louis , MO 63131 | ||
| Charter Fiberlink NY - CCO, LLC | Active | 400 Washington Blvd - UT1 Stamford, CT 06902 | 833-694-9259 | ||
| Chautauqua Cable, Inc. | Ceased Operations | ||||
| Chautauqua Tele-Saver | Ceased Operations | ||||
| Chautauqua & Erie Communications Inc. | Ceased Operations | FairPoint Communications 30 East Main St. Westfield, NY 14787 | |||
| Chautauqua & Erie Technologies, Inc. | Ceased Operations | ||||
| Chautauqua & Erie Telephone Corporation d/b/a Consolidated Communications | Active | 2116 S 17th Street Mattoon, IL 61938 | 844-968-7224 | ||
| Chautauqua & Erie Telephone Corporation d/b/a FairPoint Communications | Ceased Operations | 121 S. 17th Street NA NA Mattoon, IL 61938 | |||
| Chautauqua & Erie Telephone Corp. | Ceased Operations | 30 Main Street NA NA Westfield, NY 14787 | |||
| Chazy and Westport Telephone Corporation | Active | 2 Champlain Ave. Westport, NY 12993 | 518-846-8787 | ||
| Cheap2Dial Telephone, LLC | Ceased Operations | 107 W Michigan Ave, 4th Fl Kalamazoo, MI 49007 | |||
| Chelsea Communications, L.L.C. | Ceased Operations | ||||
| Chernow Communications, Inc. | Ceased Operations | ||||
| Cherry Communication | Ceased Operations | ||||
| China Quantum Communications, Inc. | Ceased Operations | ||||
| Choctaw Communications, Inc. d/b/a Smoke Signal Communications | Ceased Operations | ||||
| Choice Communications, Inc. | Ceased Operations | ||||
| Choice Communications, LLC | Ceased Operations | ||||
| Choice One Communications Inc. | Ceased Operations | ||||
| Choice One Communications of New York Inc. | Ceased Operations | 100 Chestnut Street Suite 600 Rochester, NY 14604 | |||
| Choice One Communications of New York, Inc. d/b/a EarthLink Business | Active | Choice One Communications of New York, Inc. | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| Choice One Communications of New York, Inc. d/b/a One Communications | Ceased Operations | 5 Wall Street Burlington, MA 01803 | |||
| Choice Telco, LLC | Ceased Operations | ||||
| CHR Telecommunications | Ceased Operations | ||||
| ChronVest LLC | Ceased Operations | ||||
| Chunghwa Telecom Global, Inc. | Ceased Operations | ||||
| Ciera Network Systems, Inc. | Ceased Operations | ||||
| CIMCO Communications, Inc | Ceased Operations | 1901 South Meyers Road Suite 700 Oakbrook Terrace, IL 60181 | |||
| Cincinnati Bell Any Distance Inc. | Ceased Operations | CBTS Technology Solutions, LLC | 221 East Fourth Street 103-1070 Cincinnati, Ohio 45201 | ||
| Cincinnati Bell Extended Territories LLC d/b/a altafiber connected services | Active | 221 E. 4th Street Cincinnati, OH 45202 | 888-783-2506 | ||
| Cincinnati Bell Long Distance, Inc. | Ceased Operations | ||||
| Cinco Telecom Corp. d/b/a Orbitel f/k/a Cinco Telecom Corp. | Ceased Operations | Cinco Telecom Corp. d/b/a Orbitel | 2500 NW 107 Avenue Suite 208 NA NA Miami, Florida 33172 | ||
| Cinqtech, Inc. d/b/a Cinqtech Voice | Ceased Operations | 2006 Ralph Avenue NA NA Brooklyn, New York 11234 | |||
| Ciontel, Inc. | Ceased Operations | ||||
| CIS Connected | Inactive | CIS Connected LLC | 135 West 36th Street 9th Floor New York, NY 10018 | ||
| CitiBroadband Wireless, Inc. | Inactive | 25 James Way Eatontown, NJ 07724 | |||
| Citizens Cablevision, Inc. | Active | 26 South Main Street Hammond, NY 13646 | 315-324-5911 | ||
| Citizens Long Distance, Inc. | Active | 26 South Main Street Hammond, NY 13646 | 315-324-5911 | ||
| Citizens Telecommunications Company dba Citizens Communications Company | Ceased Operations | 137 Harrison Street Gloversville, NY 12078 | |||
| Citizens Telecommunications Company dba Citizens Telecom* | Ceased Operations | ||||
| Citizens telecommunications Company d/b/a Citizens Long Distance Company | Ceased Operations | ||||
| Citizens Telecommunications Company of New York, Inc. | Ceased Operations | 137 Harrison Street Gloversville, NY 12078 | |||
| Citizens Telecommunications Company of New York, Inc. d/b/a Frontier Communications of New York | Active | 1919 McKinney Ave Dallas, TX 75201 | 800-921-8101 | ||
| Citizens Telephone Company of Hammond New York, Inc. | Active | 26 South Main Street Hammond, NY 13646 | 315-324-5911 | ||
| Citizens Utilities Company | Ceased Operations | ||||
| Citrix Communications, LLC | Ceased Operations | GetGo Communications LLC. | Citrix Communications 10 Exchange Place Suite 1710 Jersey City, NJ 07302 | ||
| CityCom Telecommunications, Inc. | Ceased Operations | ||||
| CityNet Telecom, Inc. | Ceased Operations | ||||
| CKK Exact Communications, Inc. | Ceased Operations | ||||
| Claricom Networks, Inc. | Ceased Operations | ||||
| Clariti Telecom, Inc. | Ceased Operations | ||||
| Clarity Fiber Solutions, LLC | Active | 3120 Fredrick Road Suite E Opelika, AL 36801 | 850-527-1180 | ||
| Clarity Telecom Ld Network Service, Inc. | Ceased Operations | ||||
| CLD | Ceased Operations | ||||
| Clear Choice Telecom Inc. | Ceased Operations | 135 Eileen Way NA NA Syosset, New York 11791 | |||
| Clear Choice Telecom Inc. d/b/a Hello Choice | Ceased Operations | 135 Eileen Way Syosset, NY 11791 | |||
| Clear Network, Inc. d/b/a ClearNet | Ceased Operations | ||||
| Clear Rate Communications, Inc. | Ceased Operations | Clear Rate Communications, LLC | 2600 West Big Beaver Road Suite 450 Troy, MI 48084 | ||
| Clear Rate Communications, LLC | Active | 2600 West Big Beaver Road, Suite 450 Troy, MI 48084 | 248-556-9525 | ||
| Clear World Communications Corporation | Inactive | 2901 W. MAcarthur Blvd. Suite 204 Santa Ana, CA 92704 | |||
| ClearEnd, LLC | Ceased Operations | 535 8th Ave 14th Floor New York, NY 10018 US | |||
| Cleareon Fiber Networks, LLC | Active | Annex Fiber Inc. | 100 William St. 3rd Floor New York, NY 10038 | 877-472-6444 | |
| ClearLine Communications, Inc. | Ceased Operations | ||||
| Clearlinx Network Corporation | Ceased Operations | 1901 S. Meyers Road Suite 190 Oakbrook Terrace, IL 60181 | |||
| Cleartel Communications, Inc. | Ceased Operations | 2855 South Congress Avenue Delray Beach, FL 33445 | |||
| Cleartel Telecommnicaitons Inc. dba Supra Telecommunications and Information Systems, also dba Cleartel Communications, also dba NOW Communications | Ceased Operations | 2855 S. Congress Ave. Delray Beach, FL 33445-7320 | |||
| Cleartel Telecommunications, Inc. d/b/a Cleartel Communications | Ceased Operations | 2855 S. Congress Ave Delray Beach, Florida 33445-7320 | |||
| CLEC Communications, Corp. | Ceased Operations | ||||
| Close Call America, Inc. | Inactive | Birch |
101A Log Canoe Circle Stevensville, MD 21666 US | ||
| Clymer Telephone Company | Ceased Operations | ||||
| CM Tel (USA) LLC | Ceased Operations | 100 N.Barranca Street Suite 910 West Covina, CA 91791 | |||
| CMC Telecom, Inc. | Ceased Operations | ||||
| CNS Network Services | Ceased Operations | ||||
| CO Space Services, LLC | Ceased Operations | ||||
| Coast International, Inc. | Inactive | 14303 W 95th Street Lenexa, KS 66215 | |||
| Coast to Coast Plus, Inc. | Ceased Operations | ||||
| Coastal Automated Communications Corporation | Ceased Operations | ||||
| Coaxicom, Inc. | Ceased Operations | ||||
| Cobblestone & Old Wrench, Ltd. | Ceased Operations | ||||
| Cogeco US Enterprise, LLC d/b/a Breezeline | Active | 3 Batterymarch Park Suite 200 Quincy, MA 02169 | 617-786-8800 | ||
| Cogent Communications of New York, Inc. | Ceased Operations | ||||
| Cognigen Networks, Inc. | Ceased Operations | 6405 218th Street Suite 305 Mountainlake Terrace, CO 98043 | |||
| Coin Telephonics Corporation of NY, Inc. | Ceased Operations | ||||
| Coleman Enterprises, Inc. d/b/a Local Long Distance | Inactive | Local Long distance | 107 W Michigan Ave 4th Floor Kalamazoo, MI 49007 | ||
| Colonial Telephone, Inc. | Ceased Operations | ||||
| Colorado Communications Network, Inc. d/b/a Hospitality Communications | Ceased Operations | ||||
| Colorado River Communications Corp. | Ceased Operations | ||||
| ColTelecom, Inc. | Ceased Operations | ||||
| Columbia Telecommunications, Inc | Ceased Operations | ||||
| Columbia Telecommunications, Inc. d.b.a. aXessa | Ceased Operations | ||||
| Com Tech International Corporation d/b/a CTIC | Ceased Operations | ||||
| Comantel, Inc. | Ceased Operations | ||||
| COMAV Telco, Inc. | Ceased Operations | ||||
| Combined Billing Communications, Inc. | Ceased Operations | ||||
| Combined Network, Inc. | Ceased Operations | ||||
| Combined Public Communications, LLC | Ceased Operations | 100 Aqua Drive Cold Spring, KY 41076 | |||
| Comcast Business Communications, Inc. | Ceased Operations | 1500 Market Street Philadelphia, PA 19102 | |||
| Comcast Business Communications, LLC | Ceased Operations | One Comcast Center Philadelphia, PA 19103 | |||
| Comcast of New York, LLC | Inactive | Comcast Center 1701 John F. Kennedy Blvd. Philadelphia, PA 19103 | |||
| Comcast Phone of New York, LLC D/B/A Comcast Digital Phone | Inactive | 1701 John F. Kennedy Blvd. Philadelphia, PA 19103 | |||
| Comcast Telecommunications, Inc. | Ceased Operations | ||||
| COMCAST Telephony Communications, Inc. | Ceased Operations | ||||
| Comdata Telecommunication Services, Inc. | Ceased Operations | ||||
| Cominex L.L.C. | Ceased Operations | ||||
| Comlite, Inc. | Ceased Operations | ||||
| Comm South Companies, Inc. | Ceased Operations | P. O. Box 821259 Dallas, TX 75382 | |||
| CommcoTec Corporation | Ceased Operations | ||||
| Common Concerns, Inc. | Ceased Operations | ||||
| Common Pointe Networks of New York, LLC. | Ceased Operations | Peerless Network of New York LLC | 225 West Washington Street Suite 1285 Chicago, IL 60606 | ||
| Common Point, LLC | Ceased Operations | 550 West Adams Street Suite 900 Chicago, IL 60661 | |||
| Commonwealth Long Distance, Inc. | Ceased Operations | ||||
| Commonwealth Telecom Services, Inc. | Ceased Operations | ||||
| CommPartners, LLC | Ceased Operations | 8350 S Durango Drive Suite 200 Las Vegas, NV 89113 | |||
| Communicate Technological Systems, L.L.C. | Ceased Operations | ||||
| Communication Data & Security, Inc. | Ceased Operations | ||||
| Communication Express, Inc. | Ceased Operations | ||||
| Communication Lines, Inc. d/b/a Telephone Lines | Ceased Operations | 3800 A Bridgeport #158 University Place, WA 98466 | |||
| Communication Opportunities, Inc. | Ceased Operations | ||||
| Communication Service of America, Inc. | Ceased Operations | ||||
| Communication Solutions Partners, Inc. | Ceased Operations | One Whalley Way NA NA Southwick, MA 01077 | |||
| Communication Telesystems International dba CTS Telcom and WorldxChange Comm.* | Ceased Operations | ||||
| Communication Telesystems International d/b/a WorldxChange Communications | Ceased Operations | ||||
| Communications Billing, Inc. | Ceased Operations | ||||
| Communications Buyers Group, Inc. | Ceased Operations | ||||
| Communications Control Corporative of Brooklyn, NY | Ceased Operations | ||||
| Communications Gateway Network, Inc. | Ceased Operations | ||||
| Communications Network Billing, Inc. | Ceased Operations | 2000 Town Center Suite 1900 Southfield, MI 48075-1152 | |||
| Communications Services, Inc. | Ceased Operations | ||||
| Communications TeleSystems International d/b/a CTS Telecom | Ceased Operations | ||||
| Communique Telecommunications, Inc. | Ceased Operations | LOGICALL | |||
| Communitel International, LLC | Ceased Operations | ||||
| Community Cable Corporation d/b/a North Penn Video | Active | 34 Main Street Prattsburgh, NY 14873 | 607-522-6373 | ||
| Community Network Services, Inc. | Ceased Operations | ||||
| Community Networks, Inc. | Ceased Operations | ||||
| Community Telecom Corporation | Ceased Operations | ||||
| Comm/Net Services Corp. | Ceased Operations | ||||
| ComNet (USA) LLC | Ceased Operations | 100 N. Barranca Street Suite 910 West Covina, CA 91791 | |||
| Compass Telecommunications, Inc. | Ceased Operations | ||||
| Compatel LLC | Inactive | # 101 Albany, NY 12206 911 Central Avenue Albany, NY 12206 | |||
| Compath Communications, Inc. | Ceased Operations | ||||
| Complete Communications, Inc. | Ceased Operations | ||||
| Compuline International, Inc. | Ceased Operations | ||||
| Computer Business Sciences, Inc. | Ceased Operations | ||||
| Computer Network Technology Corporation | Ceased Operations | 6000 Nathan Lane N. Minneapolis, MN 55442 | |||
| Computer Resource Technologies, Incorporated | Ceased Operations | ||||
| Computer Telephone Corp. | Ceased Operations | ||||
| ComScape Communications, Inc. | Ceased Operations | ||||
| Coms.com, Inc. d/b/a Coms.com | Ceased Operations | ||||
| Comtech 21, LLC | Active | 10 Research Parkway Suite 100 Wallingford, CT 06492 | 877-312-5564 | ||
| Comtel Computer Corp. | Ceased Operations | ||||
| Comtel Network, LLC | Ceased Operations | ||||
| Comtel Telcom Assets LP d/b/a Excel Telecommunications | Ceased Operations | 433 E. Las Colinas Blvd. Suite 400 Irving, TX 75039 | |||
| Comtel Telcom Assets LP d/b/a VarTec Telecom | Ceased Operations | 433 E. Las Colinas Blvd. NA Suite 400 Irving , TX 75039-5508 | |||
| Comtel Telcom Assets LP d/b/a VarTec Telecom and Clear Choice Communications | Ceased Operations | VarTec Telecom and Clear Choice Communications | 433 E. Las Colinas Blvd. Suite 400 Irving, Texas 75039 | ||
| Comtex Corporation | Ceased Operations | ||||
| con-next Site Solutions, Inc. | Ceased Operations | ||||
| Con Edison Communications, LLC. | Ceased Operations | 55 Broad Street 22nd Floor New York, NY 10004 | |||
| Concentric Carrier Services, Inc. | Ceased Operations | ||||
| Concert Communications Sales LLC | Ceased Operations | ||||
| Concord Network, Inc. | Ceased Operations | ||||
| Conectado, Inc | Ceased Operations | Conectado, Inc 170 S. Green Valley Parkway Suite 300 Henderson, NV 89012 | |||
| Conectiv Communications, inc. | Ceased Operations | ||||
| Conetco Corporation | Ceased Operations | Communications Network Corporation | |||
| Congee Communications Corporation, d/b/a CommRad.com | Ceased Operations | ||||
| Connect Tel Inc. | Ceased Operations | ||||
| Connectamerica, Inc. | Ceased Operations | ||||
| ConnectOne Communications Corporation | Ceased Operations | ||||
| ConnectTo Communications Inc. | Inactive | 555 Riverside Drive Suite A Glendale, CA 91204 | |||
| Connect!LD, Inc. | Ceased Operations | ||||
| Conquest Operator Services Corp. | Ceased Operations | ||||
| Consolidated Communications Operator Services, Inc. | Ceased Operations | 121 S. 17th Street Mattoon, IL 61938 | |||
| Consolidated Communications Telecom Services Inc. | Ceased Operations | ||||
| Consolidated Edison Communications, Inc. | Ceased Operations | ||||
| Constructure Technologies, LLC | Inactive | 425 Broad Hollow Rd. Suite 408 Melville, NY 11747 | |||
| Consumer Telcom, Inc. | Active | 170 S Green Valley Pkwy Suite 300 Henderson, NV 89012 | 800-872-3811 | ||
| Contel Corporation | Ceased Operations | ||||
| Contel of New York, Inc. | Ceased Operations | ||||
| Contel Office Communications, Inc. | Ceased Operations | ||||
| Convergent Communications | Ceased Operations | ||||
| Convergent Communications Services, Inc. | Ceased Operations | ||||
| Convergent Communications, Inc. | Ceased Operations | ||||
| Convergent Telesis LLC | Ceased Operations | Convergent Telesis LLC 39 Windmill Lane P.O. Box 299 Southampton, NY 11969 | |||
| ConvergeOne Technology Utilities, Inc. | Ceased Operations | 10900 Nesbitt Avenue South Bloomington, MN 55437 | |||
| Convergia, Inc. | Ceased Operations | ||||
| Conversent Communications of New York, LLC | Ceased Operations | 313 Boston Post Road West Suite 140 Marbourough, MA 01752 | |||
| Conversent Communications of New York, LLC d/b/a EarthLink Business | Active | Conversent Communications of New York, LLC. | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| Conversent Communications of New York, LLC d/b/a One Communications | Ceased Operations | 5 Wall Street Burlington, MA 01803 | |||
| Cooney Cable Associates of Ohio, L.P. | Ceased Operations | ||||
| Cooperative Communications, Inc. d/b/a CPV Communications | Active | 412 Washington Ave Belleville, NJ 07109 | 973-759-8100 | ||
| Cooperative Long Distance Services, Inc. | Ceased Operations | ||||
| Cordia Communications Corp | Ceased Operations | NA | 2900 Westchester Ave. Suite 103 Purchase, NY 10577 | ||
| Cordia Net Corp. | Inactive | 2900 Westchester Ave. Suite 103 Purchase, NY 10577 | |||
| CoreComm New York, Inc. | Ceased Operations | 2100 Renaissance Boulevard King of Prussia, PA 19406 | |||
| CoreTel New York, Inc. | Inactive | 500 Westover Dr. PMB 15604 Sanford, NC 27330 | |||
| CornerStone Telephone Company, LLC | Ceased Operations | Cornerstone Telephone Company, LLC. 2 Third St Suite 303 Troy, Troy 12180 | |||
| Corporate Billing Management, Inc. | Ceased Operations | ||||
| Corporate Calling Services, Inc. | Ceased Operations | ||||
| Corporate Services Telcom, Inc. | Ceased Operations | ||||
| Corporate Telecom, Inc. | Ceased Operations | ||||
| Corporate Telemanagement Group, Inc. | Ceased Operations | ||||
| Corporatepage.com, Inc. | Ceased Operations | Upstate Telephone & Cellular | |||
| Cost Plus Communications, LLC | Inactive | 107 W Michigan 4th Fl Kalamazoo, MI 49007 | |||
| County of Madison | Active | 138 North Court Street Wampsville, NY 13163 | 315-366-2498 | ||
| Covad Communications Company | Ceased Operations | Megapath | 2220 O'TOOLE AVENUE NA NA SAN JOSE, CA 95131 | ||
| Covista of New York, Inc. | Ceased Operations | 140 LITTLE STREET BELLEVILLE, NJ 07109 | |||
| Coyote Metro, LLC | Ceased Operations | INET Local Phone Service | |||
| CPS Operator Services, Inc. | Ceased Operations | ||||
| Creg Systems Corporation | Ceased Operations | 1039 Water Street Watertown, NY 13601 | |||
| Crescent Telesolutions, Inc. | Ceased Operations | ||||
| Crexendo Business Solutions, Inc. | Active | 1615 S. 52nd Street Tempe, AZ 85281 | 866-621-6111 | ||
| CRG International, Inc. | Ceased Operations | Network One | |||
| Cross River Fiber LLC | Ceased Operations | Boldyn Networks Fiber US LLC | 30-40 48th Avenue Long Island City, NY 11101 | ||
| Crossfire Telecommunications, LLC | Ceased Operations | NA | 95 Church Street Suite 310 NA White Plains, NY 10601 | ||
| Crossgates Communications Corporation | Ceased Operations | ||||
| Crosslake Fiber USA LP | Active | 717 Fifth Ave Floor 12A New York, NY 10022 | 289-715-2520 | ||
| Crown Castle Fiber LLC | Active | 2000 Corporate Dr Canonsburg, PA 15317 | 877-486-9377 | ||
| Crown Castle NG East Inc | Ceased Operations | 8020 Katy Fwy Houston, TX 77024 | |||
| Crown Castle NG East LLC | Active | 2000 Corporate Dr Canonsburg, PA 15317 | 877-486-9377 | ||
| Crown Point Network Technologies, Inc. d/b/a Bridge Point Communication | Active | 46 Porter Mill Rd Crown Point, NY 12928 | 518-558-1558 | ||
| Crown Point Network Technologies, Inc. d/b/a Bridge Point Communication f/k/a Crown Point Network Technologies, Inc. | Ceased Operations | 2829 NYS Rte 9 P.O. Box 275 Crown Point, NY 12928 | |||
| Crown Point Telephone Corporation | Active | 46 Porter Mill Rd Crown Point, NY 12928 | 518-597-3300 | ||
| Crystal Clear Audio | Ceased Operations | ||||
| Crystal Communications, Inc. | Ceased Operations | ||||
| CSC Acquisition-MA, Inc. | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| CSC Acquisition-NY, Inc. | Active | 1 Court Square West 49th Floor Long Island City, NY 11101 | 888-276-5255 | ||
| CSC Holdings, Inc. | Ceased Operations | ||||
| CSI Corporation | Ceased Operations | ||||
| CSP Telecom, Inc | Inactive | 27251 SR 54 Suite B14 Wesley Chapel, Fl 33544 USA | |||
| CSTC, LLC | Ceased Operations | Cornerstone Telephone Company | 2 Third St Suite 303 Troy, NY 12180 | ||
| CTC Communications Corp. | Ceased Operations | 220 Bear Hill Road Waltham, MA 02451 | |||
| CTC Communications Corp. d/b/a EarthLink Business | Active | CTC Communications Corp. | 4005 North Rodney Parham Road Little Rock, AR 72212 | 855-352-2731 | |
| CTC Communications Corp. d/b/a One Communications | Ceased Operations | 5 Wall Street Burlington, MA 01803 | |||
| CTC LD, Inc. | Active | 11118 Rte 9 Champlain, NY 12919 | 518-298-2411 | ||
| CTN Telephone Network, Inc. | Ceased Operations | ||||
| CTSI, Inc. | Ceased Operations | ||||
| CUBE Computer Corporation | Ceased Operations | 11 Skyline Drive Hawthorne, New York 10532 | |||
| Custom Communications of America, Ltd. | Ceased Operations | 210 ROUTE 4 EAST SUITE 201 PARAMUS, NJ 07652 | |||
| Custom Network Solutions, Inc. | Active | 210 Route 4 East Suite 201 Paramus, NJ 07652 | 800-809-0663 | ||
| Custom TeleConnect, Inc. | Active | 6242 West Desert Inn Road Las Vegas, NV 89146 | 800-672-9080 | ||
| Custom Tel, LLC | Active | 694 South Ogden St. Buffalo, NY 14206 | 800-960-2159 | ||
| CVT Prepaid Solutions, Inc. | Ceased Operations | ||||
| Cyber Bell USA Inc. | Ceased Operations | ||||
| Cyberlight International, Inc. | Ceased Operations | ||||
| Cyberlink, Inc.* | Ceased Operations | ||||
| Cybertel Communications Corp. | Ceased Operations | ||||
| Cypress Communications Operating Company, LLC | Ceased Operations | 75 Erieview Plaza Suite 400 Cleveland, Ohio 44114 | |||
| Cypress Telecommunications Corporation | Ceased Operations | ||||
| C. World, Inc. | Ceased Operations | ||||